The integrated circuit used in this circuit is from the time of publication. The circuit is from a Radio Electronics from October 1987. The triac must be equipped with a heat sink.
This circuit was found in an old publication and can be adapted for use with modern...
Rectangular signals up to a few hundred kilohertz can be generated with this circuit, which is...
The lie detector we presented was created by a professional detective and found in a 1982...